CN204340748U - Seat is the anti-descent structure of four-bar linkage to a high-profile - Google Patents
Seat is the anti-descent structure of four-bar linkage to a high-profile Download PDFInfo
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- CN204340748U CN204340748U CN201420754730.6U CN201420754730U CN204340748U CN 204340748 U CN204340748 U CN 204340748U CN 201420754730 U CN201420754730 U CN 201420754730U CN 204340748 U CN204340748 U CN 204340748U
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- forearm
- erection support
- seat
- dive
- side board
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Abstract
The utility model discloses a kind of seat anti-descent structure of four-bar linkage to a high-profile, comprise seat frame skeleton (1), seat slide (2), forearm (3), postbrachium (4), forearm erection support (5) and postbrachium erection support (6), between both sides side plate (1a), set up anti-dive cross bar (9), and the two ends of anti-dive cross bar is welded and fixed indirectly by connecting panel (10) and side board; Forearm is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support and the upper end of the lock screw that seat slide connects (7) reach corresponding jam nut (8) top; When seat frame skeleton be subject to impulsive force be moved down into desired location time, anti-dive positioning plate is against on forearm erection support, and seat frame skeleton is against on the upper end of lock screw.The potential safety hazard that this structure can prevent the excessive dive of seat from bringing, reduces side board amount of contraction to the inside simultaneously, weakens the injury of side board distortion to human body.
Description
Technical field
The utility model relates to a kind of automotive seat component structural, especially seat four-bar linkage to a high-profile.
Background technology
Automotive seat are provided with usually high regulating mechanism for adjusting the height of seat, adjusting angle mechanism is for adjusting the angle of seat.As shown in Figure 5, seat lofty tone four-bar linkage is made up of seat frame skeleton 1, seat slide 2, forearm 3, postbrachium 4, forearm erection support 5 and postbrachium erection support 6.Forearm erection support 5, postbrachium erection support 6 are arranged on the top of seat slide 2 and time interval is arranged, upper end and the seat frame skeleton 1 of forearm 3 are hinged, lower end and the forearm erection support 5 of forearm 3 are hinged, upper end and the seat frame skeleton 1 of postbrachium 4 are hinged, and lower end and the postbrachium erection support 6 of postbrachium 4 are hinged.Seat slide 2 is made up of slide core and external slideway, and forearm erection support 5, postbrachium erection support 6 are fixed in the slide core of seat slide 2.
Shown in composition graphs 5, Fig. 6, forearm 3 is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top has seat frame connecting bore 3b for being connected with the side board of seat frame skeleton 1, and dull and stereotyped bottom has forearm erection support connecting bore 3c for being connected with forearm erection support 5.When seat is subject to downward impulsive force, the rigidity of main dependence four-bar linkage self retrains whole seat and moves down, but the rigidity of four-bar linkage is often inadequate, when the displacement that people is downward is excessive, the constraint action deprivation of safety strap, people can from the below slippage of safety strap, and safety strap also may cut neck simultaneously, forms potential safety hazard.
In addition, when seat is subject to downward impulsive force, the both sides side plate of seat frame skeleton 1 can be out of shape to the inside, thus extruding human body.
Utility model content
The utility model purport solves the potential safety hazard that seat excessive dive brings, and when seat is subject to downward impulsive force, the problem of the both sides side plate of seat frame skeleton deformable squeeze human body to the inside.
For this reason, the technical scheme that the utility model adopts is: a kind of seat is the anti-descent structure of four-bar linkage to a high-profile, comprise seat frame skeleton (1), seat slide (2), forearm (3), postbrachium (4), forearm erection support (5) and postbrachium erection support (6), described forearm erection support (5), postbrachium erection support (6) is arranged on the top of seat slide (2) and time interval is arranged, upper end and the seat frame skeleton (1) of forearm (3) are hinged, lower end and the forearm erection support (5) of forearm (3) are hinged, upper end and the seat frame skeleton (1) of postbrachium (4) are hinged, lower end and the postbrachium erection support (6) of postbrachium (4) are hinged, described seat frame skeleton (1) comprises the side board (1a) be symmetrical set, anti-dive cross bar (9) is provided with between two described side boards (1a), each described side board (1a) is provided with connecting panel (10) with the connecting portion of anti-dive cross bar (9), described connecting panel (10) is the integrated punching profiled sheeting be made up of side board weld part (10a) and cross bar weld part (10b), the two ends, left and right of described side board weld part (10a) bend rear formation " n " tee section downwards, cover on the top of side board (1a) and be welded and fixed with side board (1a), the cross section of described cross bar weld part (10b) is semicircle, the top of anti-dive cross bar (9) is wrapped and is welded and fixed with anti-dive cross bar (9),
Described forearm (3) is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support (6) and the upper end of the lock screw (7) that seat slide (2) connects reach corresponding jam nut (8) top; When seat frame skeleton (1) be subject to impulsive force be moved down into desired location time, anti-dive positioning plate (3a) is against on forearm erection support (5), and seat frame skeleton (1) is against on the upper end of lock screw (7).
Described forearm (3) is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support (6) and the upper end of the lock screw (7) that seat slide (2) connects reach corresponding jam nut (8) top; When seat frame skeleton (1) be subject to impulsive force be moved down into desired location time, anti-dive positioning plate (3a) is against on forearm erection support (5), and seat frame skeleton (1) is against on the upper end of lock screw (7).
By setting up anti-dive cross bar between the side plate of both sides, and the two ends of anti-dive cross bar is welded and fixed indirectly by connecting panel and side board, namely anti-dive cross bar welds with connecting panel, connecting panel welds with side board again, when anti-dive cross bar is subject to blastic deformation, first drive connecting panel distortion, finally just make side board be out of shape; Due in connecting panel deformation process, absorbed a large amount of impact energys, the impulsive force being finally delivered to side board is weakened widely, thus decreases side board amount of contraction to the inside, correspondingly weakens the injury of side board distortion to human body.When seat dive, first the rigidity of four-bar linkage is to a high-profile leaned on to retrain the displacement of dive, when the rigidity of four-bar linkage is not enough to keep out the strength of seat dive and continues dive, the anti-dive positioning plate that forearm is set up can contact with forearm erection support, finally be against on forearm erection support, simultaneously seat frame skeleton is against on the upper end of lock screw, and common restriction seat continues dive, avoids dive amount excessive and cause the potential safety hazards such as safety strap inefficacy.
Preferred as such scheme, described forearm (3) is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with side board (1a) thickness of seat frame skeleton (1), dull and stereotyped top has seat frame skeleton connecting bore (3b), dull and stereotyped bottom has forearm erection support connecting bore (3c), the front hypotenuse of described flat board is inwardly vertically bent to form front flanging (3d), after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms described anti-dive positioning plate (3a) again.Dull and stereotyped top opposing lower portions inwardly staggers settings, thus the outside vacating space on top is for the side board of seat frame, with conserve space, makes integral structure more compact, gains in strength simultaneously; Anti-dive positioning plate and front flanging form by forearm bending, further increase the bulk strength of forearm.
In addition, the connecting portion punching of described side board weld part (10a) and cross bar weld part (10b) has triangle reinforced rib (10c), improves the intensity of connecting panel further, reduces the deflection of side board.
Further, described forearm erection support (5) is provided with forearm and installs journal stirrup, forearm is installed the relative forearm erection support (5) of journal stirrup and is caved inward, and corrects and sink in this depressed area under described forearm (3); Preferred arrangement, improves integrally-built compactedness and structural strength.
The beneficial effects of the utility model: the rigidity utilizing seat four-bar linkage, and anti-dive cross bar, connecting panel that forearm is set up, and on forearm, set up anti-dive positioning plate, the upper end of the lock screw connecting postbrachium erection support and seat slide is extended to above jam nut, jointly to limit seat dive, avoid dive amount excessive and cause the potential safety hazards such as safety strap inefficacy; Reduce side board amount of contraction to the inside simultaneously, weaken the injury of side board distortion to human body.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the axonometric drawing of Fig. 1.
Fig. 3 is the structural representation of connecting panel in Fig. 1.
Fig. 4 is the structural representation of forearm in Fig. 1.
Fig. 5 is existing automotive seat four-bar linkages to a high-profile.
Fig. 6 is the structural representation of existing forearm.
Detailed description of the invention
Below by embodiment also by reference to the accompanying drawings, the utility model is described in further detail:
As shown in Figure 1 and Figure 2, a kind of seat is the anti-descent structure of four-bar linkage to a high-profile, forms primarily of seat frame skeleton 1, seat slide 2, forearm 3, postbrachium 4, forearm erection support 5 and postbrachium erection support more than 6 part.Forearm erection support 5, postbrachium erection support 6 are arranged on the top of seat slide 2 and time interval is arranged, and seat slide 2 is made up of slide core and external slideway, and forearm erection support 5, postbrachium erection support 6 are fixed in the slide core of seat slide 2.Upper end and the seat frame skeleton 1 of forearm 3 are hinged, and lower end and the forearm erection support 5 of forearm 3 are hinged, and upper end and the seat frame skeleton 1 of postbrachium 4 are hinged, and lower end and the postbrachium erection support 6 of postbrachium 4 are hinged, and the above is same as the prior art.
As shown in Figure 2 and Figure 3, the left and right sides of seat frame skeleton 1 is symmetrically arranged with side board 1a, is provided with anti-dive cross bar 9 between the side plate 1a of both sides.The connecting portion of each side board 1a and anti-dive cross bar 9 is provided with connecting panel 10, and connecting panel 10 is integrated stamping forming sheet metal component, forms primarily of side board weld part 10a and cross bar weld part 10b.The two ends, left and right of side board weld part 10a bend rear formation " n " tee section downwards, cover on the top of side board 1a and are welded and fixed with side board 1a.The cross section of cross bar weld part 10b is semicircle, and its internal diameter mates with the external diameter of anti-dive cross bar 9, is wrapped on the top of anti-dive cross bar 9 and is welded and fixed with anti-dive cross bar 9.The external side end of cross bar weld part 10b and the interior plate of side board weld part 10a are connected as a single entity.
Preferably, the connecting portion punching of side board weld part 10a and cross bar weld part 10b has triangle reinforced rib 10c, improves the intensity of connecting panel 10 further, reduces the deflection of side board 1a.
Shown in composition graphs 1, Fig. 4, forearm 3 is provided with the anti-dive positioning plate 3a of level, postbrachium erection support 6 and seat slide 2 are locked together by lock screw 7 and jam nut 8, and the upper end of this lock screw 7 reaches above corresponding jam nut 8.When seat frame skeleton 1 be subject to impulsive force be moved down into desired location time, anti-dive positioning plate 3a is against on forearm erection support 5, and seat frame skeleton 1 is against on the upper end of lock screw 7, and the upper end of lock screw 7 exceeds about 5mm than jam nut 8.The upper end of anti-dive positioning plate 3a and lock screw 7 limits the excessive dive of seat jointly from both sides, front and back.
Preferably, forearm 3 is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with the side board 1a thickness of seat frame skeleton 1, dull and stereotyped top has seat frame skeleton connecting bore 3b for hinged with the side board 1a of seat frame skeleton 1, and dull and stereotyped bottom has forearm erection support connecting bore 3c for hinged with forearm erection support 5.Dull and stereotyped front hypotenuse is inwardly vertically bent to form front flanging 3d, and after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms anti-dive positioning plate 3a again.
In addition, as shown in Figure 1, forearm erection support 5 is provided with forearm and installs journal stirrup, forearm is installed the relative forearm erection support 5 of journal stirrup and is caved inward, and forearm corrects for 3 times and sinks in this depressed area.
Claims (4)
1. a seat anti-descent structure of four-bar linkage to a high-profile, comprise seat frame skeleton (1), seat slide (2), forearm (3), postbrachium (4), forearm erection support (5) and postbrachium erection support (6), described forearm erection support (5), postbrachium erection support (6) is arranged on the top of seat slide (2) and time interval is arranged, upper end and the seat frame skeleton (1) of forearm (3) are hinged, lower end and the forearm erection support (5) of forearm (3) are hinged, upper end and the seat frame skeleton (1) of postbrachium (4) are hinged, lower end and the postbrachium erection support (6) of postbrachium (4) are hinged, described seat frame skeleton (1) comprises the side board (1a) be symmetrical set, it is characterized in that: between two described side boards (1a), be provided with anti-dive cross bar (9), each described side board (1a) is provided with connecting panel (10) with the connecting portion of anti-dive cross bar (9), described connecting panel (10) is the integrated punching profiled sheeting be made up of side board weld part (10a) and cross bar weld part (10b), the two ends, left and right of described side board weld part (10a) bend rear formation " n " tee section downwards, cover on the top of side board (1a) and be welded and fixed with side board (1a), the cross section of described cross bar weld part (10b) is semicircle, the top of anti-dive cross bar (9) is wrapped and is welded and fixed with anti-dive cross bar (9),
Described forearm (3) is provided with the anti-dive positioning plate (3a) of level, postbrachium erection support (6) and the upper end of the lock screw (7) that seat slide (2) connects reach corresponding jam nut (8) top; When seat frame skeleton (1) be subject to impulsive force be moved down into desired location time, anti-dive positioning plate (3a) is against on forearm erection support (5), and seat frame skeleton (1) is against on the upper end of lock screw (7).
2. according to the seat according to claim 1 anti-descent structure of four-bar linkage to a high-profile, it is characterized in that: described forearm (3) is upper end opposing lower end sweptback flat board gradually, dull and stereotyped top opposing lower portions inwardly staggers setting, and the distance staggered is equal with side board (1a) thickness of seat frame skeleton (1), dull and stereotyped top has seat frame skeleton connecting bore (3b), dull and stereotyped bottom has forearm erection support connecting bore (3c), the front hypotenuse of described flat board is inwardly vertically bent to form front flanging (3d), after the rear hypotenuse on dull and stereotyped top extends downwards, horizontal bending to the inside forms described anti-dive positioning plate (3a) again.
3. according to the seat according to claim 1 anti-descent structure of four-bar linkage to a high-profile, it is characterized in that: the connecting portion punching of described side board weld part (10a) and cross bar weld part (10b) has triangle reinforced rib (10c).
4. according to the seat according to claim 1 anti-descent structure of four-bar linkage to a high-profile, it is characterized in that: described forearm erection support (5) is provided with forearm and journal stirrup is installed, forearm is installed the relative forearm erection support (5) of journal stirrup and is caved inward, and corrects and sink in this depressed area under described forearm (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420754730.6U CN204340748U (en) | 2014-12-04 | 2014-12-04 | Seat is the anti-descent structure of four-bar linkage to a high-profile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420754730.6U CN204340748U (en) | 2014-12-04 | 2014-12-04 | Seat is the anti-descent structure of four-bar linkage to a high-profile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204340748U true CN204340748U (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420754730.6U Active CN204340748U (en) | 2014-12-04 | 2014-12-04 | Seat is the anti-descent structure of four-bar linkage to a high-profile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204340748U (en) |
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2014
- 2014-12-04 CN CN201420754730.6U patent/CN204340748U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 401133 No. 218 Yuguan Avenue, Yuzui Town, Jiangbei District, Chongqing Patentee after: Chongqing Hongli Zhixin Science and Technology Development Group Co., Ltd. Address before: No. 146 Dongfeng Road, Yuzui Town, Jiangbei District, Chongqing 400021 Patentee before: Chongqing Hongli Zhixin Auto Parts Manufacturing Co., Ltd. |